Submission #1248080

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define FOR(i, n) for(int i = 0; i < (n); i++)
#define MEM(a, x) memset(a, x, sizeof(a))
#define ALL(a) a.begin(), a.end()
#define UNIQUE(a) a.erase(unique(ALL(a)), a.end())
typedef long long ll;

string s;
int k;

int main(int argc, char const *argv[]) {
	ios_base::sync_with_stdio(false);
	cin >> s >> k;
	int sz = s.size();
	FOR(i, sz) {
		if (s[i] == 'a') continue;
		if ('z' - s[i] < k) {
			k -= 'z' - s[i] + 1;
			s[i] = 'a';
		}
		if (!k) break;
	}
	if (k) {
		k %= 26;
		if ('z' - s[sz-1] >= k) {
			s[sz-1] = (char)(s[sz-1] + k);
		}
		else s[sz-1] = (char)('a' + k - 'z' + s[sz-1] - 1);
	}
	cout << s << endl;
	return 0;
}

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